Construction Management Intern

Our culture is rooted in a shared vision — to help keep the world’s most precious resource safe — and in the core values that guide us in pursuing this vision and delivering on our mission to clients.

We provide the highest quality liquid storage design and construction services at the best long-term value with an unrivaled customer experience. We have built over 3,500 pre-stressed concrete liquid storage tanks over the past 90 years around the country and world, as a result we have become the leader in the industry when it comes to quality and innovation.

As a Construction Management Intern at DN Tanks, you will gain hands-on experience in the exciting field of civil engineering and construction. With a dedicated mentor in the industry you will contribute to real projects, develop valuable skills, and learn about the lifecycle of heavy-civil construction projects, from conception to completion.

This is a great opportunity to gain valuable experience, build your future, and make a tangible impact in the world.

We are seeking an intern local to San Diego, CA able to work approximately 20 hours per week beginning January 2026.

• Identify local concrete suppliers and prepare pre-bid/post-bid pricing for concrete/shotcrete mixes. 
• Work with concrete suppliers to develop and trial batch concrete/shotcrete mix designs. Assist Project Engineers with the preparation of detailed project submittals. 
• Develop AutoCAD site layout drawings showing cut/fill slopes, ramps, work roads, crane positions, and casting bed locations. 
• Coordinate with sitework, rebar, crane, and concrete subcontractors. 
• Perform jobsite pre-pour inspections with Project Engineers and Project Managers prior to concrete placements.  
• Visit local construction sites during precast panel erection. 

• Currently enrolled in an Engineering or Construction Management undergraduate program. A concentration in Civil Engineering is preferred.
• Experience working with CAD software (preferably AutoCAD) and Microsoft Office (Word, Outlook, and Excel).
• Excellent communication and time management skills.
• Ability to multi-task and prioritize work assignments.
• Ability to problem-solve in individual and team settings.
• Transportation to El Cajon, California

• Competitive Hourly Rate
• Paid Time Off
• Scholarship ($3,000) Opportunity
• Co-op/Intern Cash Bonus Program
• Gym membership discount
• Employee referral program
• Inclusion in the DN Tanks' professional sports tickets program
• Leadership training programs

DN Tanks is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age, or any other federally protected class. All employment is decided on the basis of qualifications, merit, and business need.